Step ladder



FIG. 1 is a perspective view of the step ladder in the operativeconfiguration, showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view thereof in the folded condition.

The ornamental design for the “step ladder”, as shown and described.